Astronomers have observed enormous filaments of galaxies tied together with dark matter — the stuff scientists believe makes up 85 percent of the total mass of the universe — stretching across ...

In a recently published study, astronomers using South Africa’s MeerKAT radio telescope have identified what could be the largest rotating object ever observed in space. The object itself is a vast ...

Before sunrise in Baltimore on Friday, the Rev. Robert Turner, senior pastor of the Empowerment Temple AME Church, set out to walk 43 miles from his church to the Smithsonian’s National Museum of ...